“item difficulty index”的概念、定义、翻译、参考文献-科学参考

单词	item difficulty index
释义	item difficulty index Encyclopedia 理学【基本概念】释 item difficulty index题目难度指数测验题目难易程度的度量指标。
随便看	Travelers' Medical Prescriptions for Acute Diseases traveler’s problem Travel Fu travel guidance Travel Heart travel information service travel information system traveling beam tube Traveling Cross the Creek and Mountain by Fan Kuan Traveling Film Projection Team of China Film Studio traveling fixture Traveling Heroes of Justice Traveling in Mountains Traveling in West Mountain by Shen Zhou traveling microscope traveling on the river in snow traveling salesman problem traveling salesman problem (TSP) traveling ship loader traveling wave traveling-wave antenna traveling-wave electric curtain traveling-wave gating-framing camera traveling wave laser traveling-wave laser

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。